Local Calling Guide
Area code/prefix search
NPA: 551
[Rate centres in NPA 551]
[Dial plan for NPA 551]
NXX: 379
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 551-379
| A |
Cliffside |
NJ |
NWRKNJMDDSK |
637C ONVOY, LLC - NJ |
224 |
|
|
|
| 551-379
| 0 |
Cliffside |
NJ |
NWRKNJMDDSK |
637C ONVOY, LLC - NJ |
224 |
|
2024-07-15 |
|
| 551-379
| 1 |
Cliffside |
NJ |
|
637C ONVOY, LLC - NJ |
224 |
|
2025-02-02 |
|
| 551-379
| 2 |
Cliffside |
NJ |
NWRKNJMDDSK |
637C ONVOY, LLC - NJ |
224 |
|
2023-11-25 |
|
| 551-379
| 3 |
Cliffside |
NJ |
|
637C ONVOY, LLC - NJ |
224 |
|
2025-02-02 |
|
| 551-379
| 4 |
Cliffside |
NJ |
|
637C ONVOY, LLC - NJ |
224 |
|
2025-04-06 |
|
| 551-379
| 5 |
Cliffside |
NJ |
RCPKNJ02GT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
224 |
|
2024-12-23 |
|
| 551-379
| 6 |
Cliffside |
NJ |
RCPKNJ02GT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
224 |
|
2024-12-23 |
|
| 551-379
| 7 |
Cliffside |
NJ |
NWRKNJMDDSK |
637C ONVOY, LLC - NJ |
224 |
|
2024-12-14 |
|
| 551-379
| 8 |
Cliffside |
NJ |
NWRKNJMDDSK |
637C ONVOY, LLC - NJ |
224 |
|
2024-12-14 |
|
| 551-379
| 9 |
Cliffside |
NJ |
RCPKNJ02XJY |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
224 |
|
2024-06-08 |
|
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
Sponsored by: VoIP.ms
Like this site? We accept donations via PayPal.